Let r(j) = j + 2. Let q(d) = 2*d3 - d2 - 4*d + 3. Let c be q(2). Let u be r©. Solve -1 = -2*n - u for n.

-4

Suppose 3*s - 21 = -0*s. Solve s*n = 4*n - 12 for n.

-4

Suppose -5*g + 3 + 2 = 0. Let j = g - 4. Let q be (5/(-2))/(j/18). Solve -4*v = -9*v - q for v.

-3

Let x(t) = t**2 - 15*t - 10. Let b be x(16). Solve b*z = z + 15 for z.

3

Let x(a) = -9*a**2 + 1. Let k be x(-1). Let b = 4 - k. Solve 0*z + b = -4*z for z.

-3

Let n be 5 + -1 + (1 - -1). Solve 2*l = n*l - 12 for l.

3

Suppose -h + 3*j - 19 = h, -4*h = 5*j - 17. Let o = 8 - h. Solve -3*a - 2*a - o = 0 for a.

-2

Let x = 84 - 81. Solve -x*k + 6 = 3 for k.

1

Suppose 0 = 2*q + 5 - 15. Suppose t + i - 7 = 0, -2*t - i + q*i = 16. Solve -7*c = -t*c for c.

0

Let n(w) = w3 + 4*w2 - 5*w + 2. Let z be n(-5). Suppose 1 + 7 = z*d. Solve d = c - 5*c for c.

-1